I'm fairly certain that the whole trapping CO2 thing is a myth. If masks were effective at blocking CO2 from escaping, then they would be good at stopping O2 from entering, and would also be effective at stopping the virus.
I'm fairly certain that the whole trapping CO2 thing is a myth. If masks were effective at blocking CO2 from escaping, then they would be good at stopping O2 from entering, and would also be effective at stopping the virus.
Why is this getting down voted? Celebrating death is still wrong no matter who it is.